package com.company;
import java.util.HashMap;
import java.util.Scanner;

public class Game {
    private Room currentRoom;
    private HashMap<String,Handler> handlers = new HashMap<String, Handler>();

    public Game()
    {
        handlers.put("go",new HandlerGo(this));
        handlers.put("bye",new HandlerBye(this));
        handlers.put("help",new HandlerHelp(this));
        createRooms();
    }

    private void createRooms()
    {
        Room outside, lobby, pub, study, bedroom,balcony;

        //	制造房间
        outside = new Room("城堡外");
        lobby = new Room("大堂");
        pub = new Room("小酒吧");
        study = new Room("书房");
        bedroom = new Room("卧室");
        balcony = new Room("阳台");

        //	初始化房间的出口
        outside.setExit("east",lobby);
        outside.setExit("south",study);
        outside.setExit("west",pub);
        lobby.setExit("west", outside);
        pub.setExit("east", outside);
        study.setExit("north",outside);
        study.setExit("east",bedroom);
        bedroom.setExit("west", study);
        study.setExit("up",balcony);
        balcony.setExit("down",study);
        currentRoom = outside;  //	从城堡门外开始
    }

    private void printWelcome() {
        System.out.println();
        System.out.println("欢迎来到城堡！");
        System.out.println("这是一个超级无聊的游戏。");
        System.out.println("如果需要帮助，请输入 'help' 。");
        System.out.println();
        showPrompt();
    }

    // 以下为用户命令

    public void goRoom(String direction)
    {
        Room nextRoom = currentRoom.getExit(direction);

        if (nextRoom == null) {
            System.out.println("那里没有门！");
        }
        else {
            currentRoom = nextRoom;
            showPrompt();
        }
    }

    public void showPrompt(){
        System.out.println("你在" + currentRoom);
        System.out.print("出口有: ");
        System.out.print(currentRoom.getExitDesc());
        System.out.println();
    }

    public void play(){
        Scanner in = new Scanner(System.in);

        while ( true ) {
            String line = in.nextLine();
            String[] words = line.split(" ");
            Handler handler = handlers.get(words[0]);
            String value = "";
            if(words.length > 1 )
                value =words[1];
            if( handler != null){
                handler.docmd(value);
                if(handler.isBye())
                    break;
            }
            
        }
        in.close();
    }
    public static void main(String[] args) {
        Game game = new Game();
        game.printWelcome();
        game.play();
        System.out.println("感谢您的光临。再见！");

    }

}
